a = 10
print(type(a))

b = 0.5
print(type(b))

c = 'hello'
print(type(c))

d = "hello"
print(type(d))

e = 'My name is "tangzhong"'
print(type(e))

f = '''My 'name' is "tangzhong"'''
print(f)

print(len(d))

a1 = 'hello'
a2 = 'world'
print(a1 + a2)

c1 = True
c2 = False
print(type(c1))
print(type(c2))
